CN110731845A - three-dimensional orthopedic device for talipes equinovarus and using method thereof - Google Patents
three-dimensional orthopedic device for talipes equinovarus and using method thereof Download PDFInfo
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- CN110731845A CN110731845A CN201810801705.1A CN201810801705A CN110731845A CN 110731845 A CN110731845 A CN 110731845A CN 201810801705 A CN201810801705 A CN 201810801705A CN 110731845 A CN110731845 A CN 110731845A
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- 201000011228 clubfoot Diseases 0.000 title claims abstract description 23
- 230000000399 orthopedic effect Effects 0.000 title claims abstract description 13
- 206010043101 Talipes Diseases 0.000 title claims abstract description 12
- 208000024337 Talipes equinovarus Diseases 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims description 14
- 210000003423 ankle Anatomy 0.000 claims abstract description 47
- 230000001681 protective effect Effects 0.000 claims abstract description 38
- 210000002303 tibia Anatomy 0.000 claims abstract description 36
- 238000002789 length control Methods 0.000 claims abstract description 17
- 230000001012 protector Effects 0.000 claims description 44
- 210000002683 foot Anatomy 0.000 claims description 41
- 201000010099 disease Diseases 0.000 claims description 12
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 12
- 210000002414 leg Anatomy 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 10
- 238000012937 correction Methods 0.000 claims description 10
- 208000032170 Congenital Abnormalities Diseases 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 9
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000003203 everyday effect Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 6
- 241000469816 Varus Species 0.000 description 4
- 210000000003 hoof Anatomy 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000010392 Bone Fractures Diseases 0.000 description 1
- 241000689227 Cora <basidiomycete fungus> Species 0.000 description 1
- 235000003283 Pachira macrocarpa Nutrition 0.000 description 1
- 240000001085 Trapa natans Species 0.000 description 1
- 235000014364 Trapa natans Nutrition 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 210000004744 fore-foot Anatomy 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000002458 infectious effect Effects 0.000 description 1
- 210000001699 lower leg Anatomy 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/0102—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations
- A61F5/0127—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations for the feet
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- Orthopedic Medicine & Surgery (AREA)
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- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
A three-dimensional orthopedic device for talipes equinovarus comprises a tibia protective device, an ankle protective device and a traction rod, wherein an anti-drop nut, a spring sleeve, a spring , a pressure control sleeve, a spring II, a length control sleeve and a hand adjusting nut are sleeved on a threaded rod of the traction rod from top to bottom, a universal joint is arranged at the bottom end of the traction rod, the hand adjusting nut is adjusted to enable the length control sleeve to compress the spring II to enter the pressure control sleeve, the pressure control sleeve simultaneously compresses a spring to enter the spring sleeve, the length control sleeve displays the moving distance of the threaded rod, the pressure control sleeve reacts the pressure safety coefficient, or more traction rods are adjustably connected with the tibia and the ankle protective device.
Description
Technical Field
The invention relates to an foot orthosis, in particular to a water-chestnut varus three-dimensional orthosis and a using method thereof.
Background
In the process of modernization of medical technology, a plurality of methods for treating talipes equinovarus of children are provided, wherein the effect of an external bone fixator is remarkable, the external bone fixator in the original sense is qualitatively changed in mechanical action mode and mechanical and biological performance, the regulation and control performance is improved, the adaptation disease is more extensive, and the method is a great progress in the technical field of external bone fixators, the Ilizarov technology also stimulates interests of numerous orthopedic doctors in external bone fixation technology, and later, Dror Paley in the United states writes orthopedic principles, creatively applies the CORA concept to correction of external bone fixation, so that the external bone fixation orthopedic technology is greatly developed in the aspects of standardization and digitization.
Meanwhile, the research of orthopedic instruments has advanced greatly, single-sided axial power external fixators were invented by Bastiani et al in 1984, the operation difficulty is simplified, external bone fixators which are applied more at home and abroad, the AO school also recognizes the application value of the external bone fixators in open and infectious bone fractures, tubular external fixators were developed, and on the basis of Ilizarov annular external fixators by JCharles Taylor (Charles Taylor) et al in 1994, a digital 'space Frame' external fixator (Taylor Spatial Frame, TSF for short) is improved, and the 'space Frame' external fixator is hole ring fixators which obliquely connect six telescopic connecting rods on a proximal end ring and a distal end ring and can freely rotate at the connecting points, and is also called as a 'Taylor space Frame'.
The problems that the existing patent products and technologies have high manufacturing cost, single function , inflexible adjustment and high use price are solved, for example, the patent with application publication numbers of CN103892951A and CN10106536944B and the patent with authorization publication numbers of CN1053338728B, CN103338728B, CN202942265U, CN 7, CN103857364B and the like are different in design structure and innovation point, the requirement of correction and treatment of the equinovarus varus deformity of the equinovarus foot can be met respectively, however, the problems that only the included angle between the lower leg and the foot can be adjusted and the performance is single exist, the deformity of the heel and the forefoot cannot be effectively corrected, the treatment effect is influenced, even if the foot foreleg firmware and the foot sole platform exist, the structure is complex, the weight is large, the treatment cost is high, the problem that the foot fixing cost is high, the foot fixing device cannot be used for realizing the foot orthomorphism, and the novel orthotics cannot be provided for overcoming the invention.
Disclosure of Invention
The invention aims to provide equinovarus three-dimensional orthoses capable of meeting the flexible correction requirement of equinovarus deformity of children, solve the problem of compatibility of mechanical energy (mechanical environment) and biological energy (tissue regeneration) (rationality of mechanical biological environment), and solve the problems that the patients are painful due to needle threading when the traditional external bone fixing frame is used for correcting, and the existing correction device is high in manufacturing cost, single in function , inflexible in adjustment and high in use price.
In order to achieve the purpose, the invention adopts the following technical scheme:
A three-dimensional orthopedic device for talipes equinovarus, which is characterized in that:
the extension rod is connected between the tibia protective equipment and the ankle protective equipment, the main structure of the extension rod is a threaded rod, an anti-falling nut, a spring sleeve, a spring , a pressure control sleeve, a spring II, a length control sleeve and a hand adjusting nut are sequentially sleeved on the threaded rod from top to bottom, a universal joint is connected to the bottom end of the extension rod, the hand adjusting nut is adjusted to enable the length control sleeve to compress the spring II into the pressure control sleeve, the pressure control sleeve simultaneously compresses the spring into the spring sleeve, length scales are arranged on the length control sleeve and used for displaying the moving distance of the threaded rod, a color ladder block is arranged on the pressure control sleeve and used for displaying the safety coefficient of different reaction pressures according to the entering colors, the top of the extension rod is fixedly connected with the tibia protective equipment through a fixing component , and the bottom of the extension rod is adjustably connected with the ankle.
The number of the draft bars may be or more, and the draft bars may be vertically or obliquely attached to the medial or lateral sides of the shin supporter and the ankle supporter, or may be attached to the medial or lateral sides of the shin supporter and the ankle supporter.
The ankle protector is a resin protector completely attached to the foot, and comprises a front sole part and a rear heel part which are adjustably connected through a middle joint to realize the random rotation and fixation of the sole part; the rear end of the joint device is provided with threads and is in threaded connection with the heel part, so that the distance between the heel part and the sole part can be adjusted; the two sides of the ankle protector are provided with foot fixing devices capable of being bound upwards, and the rear baffle plate of the ankle protector is provided with an annular groove used for installing a fixing component II.
, the joint comprises a threaded rod, fixing nuts, a spherical piece, a sleeve, a locking device and a guide groove, wherein the rod body end of the threaded rod is in threaded connection with the heel part, the two fixing nuts are arranged on the rod body, the threaded rod is adjusted and locked by the fixing nuts to realize the distance adjustment between the heel part and the sole part, the spherical piece is fixed at the other end of the rod body, the sleeve is externally arranged on the spherical piece, the locking device is arranged in the sleeve, the locking device is adjusted through small holes in the sleeve to lock the spherical piece to realize the rotation of the sole part at any angle, and the locking device is externally connected with the guide groove which is connected with the sole part through the.
, chamfering the edges of the sole, and/or sticking single-sided plastic strips on both sides of the edges of the sole.
preferably, the second fixing component comprises a slotted plate joint, a common nut and a bolt, the slotted plate joint is L-shaped, its side plate is fixed on the bottom plate of the universal joint, and another side plate is fixed in the annular groove of the rear heel baffle of the ankle protector through the bolt, the bolt is loosened or locked to realize the fixing of the slotted plate joint at any position in the annular groove.
the shin bone protector is preferably a resin protector which is completely attached to the shin bone, and has leg fixing means on both sides for binding forward, and a mounting hole for mounting the fixing module on the rear ring surface.
, preferably, the mounting assembly includes a bar connector and a common nut, the bar connector is L-shaped, with side plates attached to the attachment plate from which the spring housing extends and side plates attached to the posterior annulus of the tibial brace by the common nut.
preferably, the leg fixing device and the foot fixing device are adhesive nylon belts, which are firmly and durably bound and can completely transmit the force arm.
preferably, the spring housing and the pressure control housing are provided with a retaining edge for blocking the spring and the second spring from slipping, wherein the spring is shorter than the second spring.
In addition, the invention provides a using method of the three-dimensional talipes equinovarus orthosis, which is characterized by comprising the following steps of:
step , according to the actual condition of the disease, taking the protective tool to make the shin protective tool and ankle protective tool;
step two, fixing the two protective devices on the tibia and the feet of the patient through a leg fixing device and a foot fixing device respectively, wherein the tibia and the feet are in an angulation state;
determining the installation number and the installation position of the traction rods according to the requirements;
step four, mounting a straight plate joint and a slotted plate joint at corresponding positions of the tibia protective equipment and the ankle protective equipment according to the mounting position determined in the step three, and then mounting a traction rod;
adjusting the hand-adjusting nut to increase the length of the threaded rod, observing the length displayed on the length control sleeve and the pressure state displayed on the pressure control sleeve, and rotating the deformed position along the angulation point to gradually improve angulation; the adjusting speed can not be too fast, and the adjustment can be carried out according to the disease condition for a plurality of circles or a plurality of grids every day;
step six, when the pressure control sleeve has red prompt or the disease condition needs, switching the action points to loosen the bolts to slide the joint of the slot plate to the optimal action point along the annular groove for fixing, and then adjusting, wherein the method is the same as the step five, so that the action points are gradually switched, and the final deformity correction is realized.
Compared with the prior art, the invention has the following technical advantages:
1. according to the invention, based on a needleless concept, the Ilizarov technical principle is applied, the inversion of the hoof foot of the child is adjusted by adopting a protective tool integral attaching mode, and compared with the traditional technology, the method does not need to puncture a needle and has no wound surface;
2. the length control sleeve is provided with length scales for displaying the moving distance of the threaded rod; the pressure control sleeve is provided with a color ladder block, and the safety coefficient of the pressure control sleeve is changed according to the entering color. The data of the drafting device is accurate and visible, and the traction strength is controllable at any time;
3. when in use, the adjustment to the talipes equinovarus of children is convenient, the fixation is accurate, the deformity correction and adjustment are light and quick, and the locking is not easy;
4. the whole structure is simple, the weight is light, and the cost is low;
5. can regulate and control, flexible operation, can have corresponding, individualized combination, regulation and control, according to needs, the draft pole can be for or many, installs in the inboard or the outside of shin bone protective equipment and ankle protective equipment, can the homonymy installation also can the heteropleural installation during many.
In conclusion, the invention integrates more structural elements of the Ilizarov external fixator, has new breakthrough in the aspects of basic theory, instrument innovation, technical specification, clinical application, treatment concept and the like, basically realizes theoretical systematization, instrument serialization, operation standardization and curative effect standardization, and forms a new external fixation orthopedic technical system.
Drawings
The above and/or other aspects and advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are meant to be illustrative, not limiting of the invention, and in which:
fig. 1 is a schematic view of a state of use of an embodiment 1 of the present invention relating to a three-dimensional drafting orthosis;
FIG. 2 is a schematic view of an exploded structure of a draft bar according to the present invention;
FIG. 3 is a schematic view of the overall construction of an ankle brace according to the present invention;
FIG. 4 is a schematic view of an exploded view of the articulator in the ankle brace in accordance with the present invention;
FIG. 5 is a schematic view of the ankle protector of the present invention with the ball of the foot portion not rotated;
FIG. 6 is a schematic view of the ankle brace of the present invention showing the foot sole portion rotated downward for a fixed angle;
FIG. 7 is a schematic view of the ankle brace of the present invention showing the foot portion rotated upward;
fig. 8 is a schematic view of the ankle protector of the present invention with the ball of the foot rotated to the right;
FIG. 9 is a schematic view of the ankle brace of the present invention showing the foot sole portion rotated to the left;
fig. 10 is an overall configuration diagram of an embodiment 1 of the three-dimensional drafting orthosis according to the present invention;
fig. 11 is an overall configuration diagram of embodiment 2 of the present invention relating to a three-dimensional drafting orthosis;
fig. 12 is a schematic view of the overall structure of embodiment 3 of the present invention relating to a three-dimensional drafting orthosis.
The reference signs are 1-shin bone protector, 1.1-leg fixing device, 2-ankle protector, 2.1-sole part, 2.2-heel part, 2.3-joint device, 2.31-threaded rod, 2.32-fixing nut, 2.33-spherical part, 2.34-sleeve, 2.35-locking device, 2.36-guide groove, 2.4-foot fixing device, 2.5-side baffle, 2.6-heel baffle, 3-traction rod, 3.1-threaded rod, 3.2-spring , 3.3-pressure control sleeve, 3.4-spring II, 3.5-length control sleeve, 3.6-hand adjusting nut, 3.7-anti-drop nut, 3.8-spring sleeve, 4-universal joint, 5-slotted plate joint, 6-straight plate joint, 7-common nut and 8-bolt.
Detailed Description
Hereinafter, embodiments of the equinovarus three-dimensional orthosis and the method of using the same of the present invention will be described with reference to the accompanying drawings.
The examples described herein are specific embodiments of the present invention, are intended to be illustrative and exemplary in nature, and are not to be construed as limiting the scope of the invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein. The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of respective portions and their mutual relationships. It is noted that the drawings are not necessarily to the same scale so as to clearly illustrate the structures of the various elements of the embodiments of the invention. Like reference numerals are used to denote like parts.
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
As shown in figure 1, the three-dimensional orthopedic device for the toe-in of the horseshoe of is characterized by comprising a shin bone protector 1, an ankle protector 2 and a drawing rod 3, wherein the drawing rod 3 is connected between the shin bone protector 1 and the ankle protector 2, the main structure is a threaded rod 3.1, an anti-falling nut 3.7, a spring sleeve 3.8, a spring .2, a pressure control sleeve 3.3, a spring II 3.4, a length control sleeve 3.5 and a hand adjusting nut 3.6 are sequentially sleeved on the threaded rod 3.1 from top to bottom, the bottom end of the threaded rod is connected with a universal joint 4, the length control sleeve 3.5 is enabled to compress the spring II 3.4 to enter the pressure control sleeve 3.3 by adjusting the hand adjusting nut 6, the pressure control sleeve 3.5 is enabled to compress the spring II 3.4, the spring .2 to enter the spring sleeve 3.8 at the same time, clamping edges are arranged in the spring sleeve 3.8 and the pressure control sleeve 3.3, the spring sleeve and the spring II 3.3 are respectively used for blocking the spring .2 and the spring II 3.4 to prevent the spring II from slipping, the leg is connected with the ankle protector through a telescopic component, the adjustable ladder, the top of which is connected with the top of the ankle protector 3, the top of the ankle protector, the ankle protector 3.2, the telescopic rod is connected.
As shown in fig. 3, the ankle protector 2 is a resin protector completely attached to the foot, and is composed of a front sole part 2.1 and a rear heel part 2.2, which are adjustably connected through a middle joint 2.3, so that the sole part 2.1 can be freely rotated and fixed; the rear end of joint ware 2.3 is threaded, with heel part 2.2 threaded connection, realizes the adjustable of distance between heel part 2.2 and the sole part 2.1, can make two parts separation through adjusting screw, the extension foot protective equipment is fit for more crowds, the toe part can to it is fixed, can realize the correction of toe part deformity.
The joint 2.3 comprises a threaded rod 2.31, a fixing nut 2.32, a spherical piece 2.33, a sleeve 2.34, a locking device 2.35 and a guide groove 2.36, as shown in fig. 4, the end of a rod body of the threaded rod 2.31 is in threaded connection with a heel part 2.2, the two fixing nuts 2.32 are arranged on the rod body, the joint can be locked by the two fixing nuts 2.32 in an unlocked state, the adjustment of the distance between the heel part 2.2 and the sole part 2.1 is realized by adjusting the threaded rod 2.31, the adjustment of the length of the foot protector is realized, the requirements of different sizes of feet of different patients are met, the spherical piece 2.33 is fixed on the end of the rod body , the sleeve 2.34 is externally provided with the sleeve 2.34, the locking device 2.35 is arranged in the sleeve 2.34, the locking device 2.35 is adjusted through a small hole on the sleeve 2.34, the spherical piece 2.33 is locked, the rotation of the sole part 1 at any angle is realized, the treatment requirement of the rotation of the sole part 1, the orthopedic.
In addition, the sole part 2.1 can realize the rotation of any angle through the articulator, but with the adjustment of the rotation angle, the bottom of the sole can produce the deviation in size with the bottom of the heel part 2.2, make the bottom of the sole uneven with the bottom of the heel part 2.2, influence the normal use, the invention has adopted the angle of changing the edge of landing surface of the sole part 2.1, namely make the edge of landing surface of the sole part 2.1 into the chamfer shape, solve this difficult problem, with the increase of the adjustment angle in the course of treatment, can paste single-sided plastic strips of certain thickness on both sides of the edge of landing surface of the sole part 2.1, guarantee the bottom of the sole and of the bottom of the heel part, have satisfied the orthopedic treatment need of the sole.
The ankle protector 2 is provided with foot fixing devices 2.4 capable of being bound upwards on two sides, the rear baffle plate of the ankle protector 2 is provided with an annular groove for mounting a fixing component II, the two sides of the ankle protector 2 are provided with side baffle plates 2.5, the rear end of the ankle protector is provided with a heel baffle plate 2.6, the annular groove is arranged on the heel baffle plate 2.6, the fixing component II comprises a slotted plate joint 5, a common nut 7 and a bolt 8, the slotted plate joint 5 is L-shaped, a side plate of the slotted plate joint is fixed on a bottom plate of the universal joint 4, another side plate is fixed in the annular groove of the rear heel baffle plate 2.6 of the ankle protector 2 through the bolt 8, and the bolt 8 is loosened or locked to realize that the slotted plate joint 5 is fixed at any position in the annular groove.
The tibia protector 1 is a resin protector completely jointed with the tibia, the two sides of the tibia protector are provided with leg fixing devices 1.1 which can be bound forwards, and the rear ring surface of the tibia protector is provided with mounting holes for mounting a fixing component . the fixing component comprises a straight plate joint 6 and a common nut 7, the straight plate joint 6 is L-shaped, a side plate of the fixing component is fixed on a connecting plate extending out of a spring sleeve 3.8, and another side plate is fixed on the rear ring surface of the tibia protector 1 through the common nut 7.
At least two leg fixing devices 1.1 are respectively fixed on the upper part and the lower part of the protective clothing; at least two foot fixing devices 2.4 are respectively fixed on the sole part 2.1 and the heel part 2.2; the leg fixing device 1.1 and the foot fixing device 2.4 are both adhesive nylon belts, and are firmly and durably bound, so that the complete transmission of force arms can be realized.
The novel children's hoof foot varus drafting device can be formed by randomly combining drafting rods 3 or a plurality of drafting rods 3 which are arranged on the inner side or the outer side of the tibia protective device 1 and the ankle protective device 2, and can be a vertical connecting rod or an inclined connecting rod according to the requirements of complex difficult and complicated diseases, for example, three embodiments are respectively illustrated in fig. 10, 11 and 12, only drafting rods are arranged between the tibia protective device 1 and the ankle protective device 2 in fig. 10 and are used for hoof conditions, when the hoof foot and the ankle varus exist simultaneously, the simple drafting rods 3, the tibia and the ankle protective device cannot meet the requirements, two drafting rods 3 are needed to simultaneously adjust and treat diseases, and in the same way, as shown in fig. 11, three drafting rods 3 are arranged in fig. 12, the inner two outer sides or the outer two inner sides can be arranged, so that the adjustment space and the stability are increased, the three-dimensional dynamic adjustment is realized, and the treatment aim is realized through gradual adjustment from different angles.
In addition, the use method of the talipes equinovarus three-dimensional orthosis comprises the following steps:
step , according to the actual condition of the disease, the protective clothing is taken out of the mould to make a shin bone protective clothing 1 and an ankle protective clothing 2;
step two, fixing the two protective devices on the tibia and the foot of the patient through a leg fixing device 1.1 and a foot fixing device 2.4 respectively, wherein the tibia and the foot are in an angulation state;
step three, determining the installation number and the installation position of the traction rods 3 according to requirements;
step four, installing a straight plate joint 6 and a slotted plate joint 5 at corresponding positions of the tibia protective equipment 1 and the ankle protective equipment 2 according to the installation position determined in the step three, and then installing a traction rod 3;
step five, adjusting the hand adjusting nut 3.6 to increase the length of the threaded rod 3.1, observing the length displayed on the length control sleeve 3.5 and the pressure state displayed on the pressure control sleeve 3.3, and rotating the deformed position along the angulation point to gradually improve the angulation; the adjusting speed can not be too fast, and the adjustment can be carried out according to the disease condition for a plurality of circles or a plurality of grids every day;
step six, when the pressure control sleeve has red prompt or the disease condition needs, the action point is switched, the bolt 8 is loosened to slide the slotted plate joint 5 to the optimal action point along the annular groove for fixing, then the adjustment is carried out, the method is the same as the step five, and the action points are switched step by step in this way, so that the final deformity correction is realized.
The invention can finish the deformity correction under the guidance of doctors by wearing the traction device without operations or needles, and has great progress compared with the traditional mode.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1, kinds of equinovarus three-dimensional orthopedic ware, its characterized in that:
comprises a shin protector (1), an ankle protector (2) and a drawing rod (3);
the traction rod (3) is connected between the tibia protective equipment (1) and the ankle protective equipment (2), the main structure is a threaded rod (3.1), an anti-falling nut (3.7), a spring sleeve (3.8), a spring (3.2), a pressure control sleeve (3.3), a spring II (3.4), a length control sleeve (3.5) and a hand adjusting nut (3.6) are sequentially sleeved on the threaded rod (3.1) from top to bottom, the bottom end of the threaded rod is connected with a universal joint device (4), the length control sleeve (3.5) is compressed by the length control sleeve (3.4) to enter the pressure control sleeve (3.3) by adjusting the hand adjusting nut (6), the pressure control sleeve (3.3) simultaneously compresses a spring (3.2) to enter the spring sleeve (3.8), length scales are arranged on the length control sleeve (3.5) and are used for displaying the moving distance of the threaded rod (3.1), and a color ladder block is arranged on the pressure control sleeve (3.3) according to the safety coefficient of different color reaction pressures of the entered;
the top of the traction rod (3) is fixedly connected with the tibia protective clothing (1) through a fixing component , and the bottom of the traction rod is adjustably connected with the ankle protective clothing (2) through a fixing component II.
2. The equinovarus three-dimensional orthosis according to claim 1, wherein the draft rod (3) is or more, vertically or obliquely installed on the medial or lateral side of the tibia supporter (1) and the ankle supporter (2), and the plurality of rods are installed on the same side or different sides.
3. The kinds of talipes equinovarus three-dimensional orthotics of claim 1, wherein the ankle protector (2) is a resin protector completely attached to the foot, and is composed of a front sole part (2.1) and a rear heel part (2.2), the front sole part (2.1) and the rear heel part (2.2) are adjustably connected through a middle joint device (2.3) to achieve the random rotation and fixation of the sole part (2.1), the rear end of the joint device (2.3) is threaded and is in threaded connection with the heel part (2.2) to achieve the adjustment of the distance between the heel part (2.2) and the sole part (2.1), both sides of the ankle protector (2) are provided with foot fixing devices (2.4) capable of being bound upwards, and the rear baffle is provided with an annular groove for mounting of a fixing component II.
4. The kinds of talipes equinovarus three-dimensional orthotics of claim 3, wherein the articulator (2.3) is composed of a threaded rod (2.31), a fixing nut (2.32), a spherical member (2.33), a sleeve (2.34), a locking device (2.35) and a guide groove (2.36), the end of a rod body of the threaded rod (2.31) is in threaded connection with the heel portion (2.2), two fixing nuts (2.32) are arranged on the rod body, the threaded rod (2.31) is adjusted and locked by the fixing nuts (2.32), distance adjustment between the heel portion (2.2) and the ball portion (2.1) is achieved, the other end of the rod is fixed with the fixing member (2.33), the spherical member (2.33) is externally provided with the sleeve (2.34), the locking device (2.35) is arranged in the sleeve (2.34), the locking device (2.35) is adjusted through a small hole on the sleeve (2.34), the locking member (2.33) is achieved, any rotation angle of the ball portion (1) is connected with the guide groove (2.36) through the ball portion (2.36).
5. The kinds of equinovarus three-dimensional orthotics of claim 3, wherein the edge of the foot sole portion (2.1) is chamfered and/or a single-sided plastic strip is adhered to both sides of the edge of the foot sole portion.
6. The kinds of talipes equinovarus three-dimensional orthotics of claim 1, wherein the second fixing component comprises a slotted plate joint (5), a common nut (7) and a bolt (8), the slotted plate joint (5) is L-shaped, a side plate of the L-shaped slotted plate joint is fixed on a bottom plate of the universal joint (4), another side plate of the L-shaped slotted plate joint is fixed in an annular groove of a rear heel baffle (2.6) of the ankle protector (2) through the bolt (8), and the bolt (8) is loosened or locked to fix the slotted plate joint (5) at any position in the annular groove.
7. The equinovarus three-dimensional orthosis according to claim 1, wherein the tibia protector (1) is a resin protector completely attached to tibia, the two sides of the tibia protector are provided with leg fixing devices (1.1) capable of being tied forwards, the rear ring surface of the tibia protector is provided with a mounting hole for mounting a fixing component , the fixing component comprises a straight plate joint (6) and a common nut (7), the straight plate joint (6) is L-shaped, a side plate of the straight plate joint is fixed on a connecting plate extending out of the spring sleeve (3.8), and another side plate is fixed on the rear ring surface of the tibia protector (1) through the common nut (7).
8. The three-dimensional talipes equinovarus orthosis according to any of claims 1-7, wherein at least two of the leg fixing devices (1.1) are fixed on the upper portion and the lower portion of the protector, at least two of the foot fixing devices (2.4) are fixed on the ball portion (2.1) and the heel portion (2.2), and the leg fixing devices (1.1) and the foot fixing devices (2.4) are all nylon tapes of adhesive type.
9. The equinovarus three-dimensional orthosis according to claim 8, wherein the spring housing (3.8) and the pressure control housing (3.3) are provided with clamping edges for blocking the spring (3.2) and the spring II (3.4) respectively to prevent the spring from slipping, and the spring (3.2) is shorter than the spring II (3.4).
10, a method of using the equinovarus three-dimensional orthosis of any of claims 1-9 , comprising the steps of:
step , according to the actual condition of the disease, the protective clothing is taken out of the mould to make a shin bone protective clothing (1) and an ankle protective clothing (2);
step two, fixing the two protective devices on the tibia and the foot of the patient through a leg fixing device (1.1) and a foot fixing device (2.4) respectively, wherein the tibia and the foot are in an angulation state;
step three, determining the installation number and the installation position of the traction rods (3) according to requirements;
step four, mounting a straight plate joint (6) and a slotted plate joint (5) at corresponding positions of the tibia protective equipment (1) and the ankle protective equipment (2) according to the mounting position determined in the step three, and then mounting a traction rod (3);
step five, adjusting the hand adjusting nut (3.6) to increase the length of the threaded rod (3.1), observing the length displayed on the length control sleeve (3.5) and the pressure state displayed on the pressure control sleeve (3.3), and rotating the deformed position along the angulation point to gradually improve the angulation; the adjusting speed can not be too fast, and the adjustment can be carried out according to the disease condition for a plurality of circles or a plurality of grids every day;
step six, when the pressure control sleeve has red prompt or the disease condition needs, switching the action points, loosening the bolts (8) to slide the slotted plate joint (5) to the optimal action point along the annular groove for fixing, and then adjusting, wherein the method is the same as the step five, so that the action points are gradually switched, and the final deformity correction is realized.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810801705.1A CN110731845A (en) | 2018-07-20 | 2018-07-20 | three-dimensional orthopedic device for talipes equinovarus and using method thereof |
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| CN201810801705.1A CN110731845A (en) | 2018-07-20 | 2018-07-20 | three-dimensional orthopedic device for talipes equinovarus and using method thereof |
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